The Canadian Directory of Water Towers and Standpipes is sponsored by "Understanding Your Home" ONTARIO Water Towers and Standpipes O Oakville Odessa Orangeville 1 Orangeville 2 Orillia 1 Orillia 2 Orleans Stittsville Orleans Stittsville Orono Oshweken Ottawa 2 Ottawa 3 Ottawa 4 Otterville Owen Sound h h h h h   Links to other Ontario water towers and standpipes A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - R - S - T - V - W   Home Home Home